Your browser does not seem to support JavaScript syntax, but it does not matter, where the JavaScript syntax does not affect the presentation of the content,
If you need to select the font size, IE6 use the keyboard to hold down the ALT key + V → X → (G) the maximum (L) larger (M) (S) smaller (A) small, to select the appropriate text size ,
And IE7 or Firefox browser can use the keyboard Ctrl + (+) zoom (-) zoom to change the font size.